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问题 名词解释

慢性淋巴细胞性甲状腺炎（桥本病）

答案

参考答案：

是一种自身免疫性疾病。临床上常为甲状腺弥漫性肿大，甲状腺实质广泛破坏、萎缩，大量淋巴细胞浸润，淋巴滤泡形成，纤维组织增生，晚期一般有甲低的表现。

问答题 简答题

计算题：试计算一阶低通RC滤波器的频率特性函数，并推导出滤波器的截止频率。
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填空题

Smoking means something different to various cultures. In (36) , many people smoke. In the winter, it is often (37) to breathe in the cafes because of the tobacco (38) in the air. In Romania, smoking is an (39) social habit. Women, (40) , do not smoke on the street. The brand of (41) a person smokes shows his/her (42) , especially if it is a foreign (43) .
In Latin American cultures, smoking is very common. (44) .
In parts of Asia, tobacco is used in wedding ceremonies and in religious offerings. It is also used in many kinds of occasions. In Cambodia, (45) .In Vietnam, people are often smoking at business meetings and in coffee houses. Most of the women in Cambodia and Vietnam tend not to smoke. But when they enter a friend’s home, they may be given a tobacco leaf to chew on. During the war, Vietnamese soldiers would smoke to pass the time while waiting to go into battle. (46)
Smoking was a comforting thing to do. In both Vietnam and Cambodia, people who were not smokers before the war, started to smoke during the war and became addicted.
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